<template>
  <div class="my-header">
    my---header
    <my-button></my-button>
  </div>
</template>

<script>
// import myButton from "./my-button.vue"
// export default {
//   components: { myButton },
// }
</script>

<style>
div {
  background-color: pink;
}
.my-header {
  text-align: center;
  height: 100px;
  border: 2px solid skyblue;
}
</style>
